Ayaka Hirahara (平原綾香, born 9 May 1984 in Tokyo) is a Japanese pop singer-songwriter and saxophonist. She debuted in 2003 with "Jupiter" and was signed to Dreamusic until 2013, when she moved to Universal Music Japan. In anime, she sang "Hajimari no Kaze", the opening theme of Saiunkoku Monogatari.
